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Finding the Fourth Proportional to 17,356.44, 26,035.89 and 8,589

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Solution

The fourth proportional to 17,356.44, 26,035.89 and 8,589 is: 12,884.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,356.44 : 26,035.89 = 8,589 : x
  2. Step 2: Convert to fraction form
    17,356.44/26,035.89 = 8,589/x
  3. Step 3: Cross multiply
    17,356.44x = 26,035.89 × 8,589
  4. Step 4: Simplify right side
    17,356.44x = 223,622,259.21
  5. Step 5: Solve for x
    x = 223,622,259.21/17,356.44
  6. Step 6: Final answer
    x = 12,884.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.